OpenTechnical

OT-2026-000048805

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000048805) never changes.

Identity and time

Publication numberOT-2026-000048805 · never reused
Internal UUID01a0ae80-c32d-7800-8c96-4ec837c62461 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048805
StatusPUBLIC

Content hashes

Canonical text00be474f60d845420fdddd8d47177286433c301de6e9f56bd4cdf8f7e14e3370
Markdown05a3ebabf7160add8873edaf0fc60681c1096674dd6b32c0279732550e591a16
PDF
Publication page55d509be1e8462cbe830df905cf619fbf8f205b5a961e6cccc3763ae62ac4108
Manifest653becfb73d927b2148066ab5422989b5d5273308ab94f72b1f13a1656104730

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureHJIYS+cuxJIlRulfQVUG9chq6/m6WHZ5csL+zy8LyhsEGWB2qX2lnBPddrEOZZ9iOTPYkomkH+Zgwavtg6UXBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:04:31.471571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048805
observed 55d509be1e8462cbe830df905cf619fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:31.448306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048805/manifest.json
observed 653becfb73d927b2148066ab5422989b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:31.422521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048805/publication.md
observed 05a3ebabf7160add8873edaf0fc60681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:31.395326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048805/publication.txt
observed 00be474f60d845420fdddd8d47177286...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.